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If not, use a desktop or laptop computer to complete your course.Quiz 1Galvanized steel pipe can be used for drainage piping if ______.it is installed at least 6 inches’ undergroundit is installed at least 6 inches abovegroundit is installed under waterit is installed with a waterproof coveringit is installed in a sand bedABS and PVC piping can be installed in duct work if ______.A. it has a flame-spread index of a maximum of 25 and a smoke-developed index of a maximum 50B. it is installed in a single-family dwellingC. it is installed perpendicular through the duct workD. installed in a commercial buildingE. Answers A and BVitrified clay pipe can be ______.installed abovegroundinstalled at any distance below groundinstalled belowground if at least 6 inches’ deepinstalled belowground if at least 1-foot deepinstalled belowground if at least 12 feet deepA 2-inch copper tube for drainage shall have an OD of ______ inches.1.9502.0002.1252.1372.139Stainless steel 304 pipe can be used for drainage piping if ______.it is installed at least 6 inches’ undergroundit is installed at least 6 inches abovegroundit is installed under waterit is installed with a waterproof coveringit is installed in a sand bedCast-iron soil pipe must be marked with ______.country of originidentification of original manufacturermarking required by referenced standardsall of the answers providedTable 701.2 indicates that Schedule 40 ABS pipe can be installed ______.only abovegroundonly belowgroundcan never be installedeither above or belowgroundScrewed and threaded drainage fittings shall ______.have a smooth interior waterwayhave no recess to catch debrisbe constructed to allow a 1/4-inch slope per footall of the answers providednone of the answers providedA safe pan made of lead should be at least ______ of an inch thick.1/321/161/81/41/2A lead bend should be at least ______ of an inch thick.1/321/161/81/41/2Quiz 2A single lavatory shall have a minimum trap arm of ______.1-1/4 inch1-1/2 inch2 inches2-1/2 inches3 inchesA clothes washer shall have a minimum trap arm of ______.1-1/4 inch1-1/2 inch2 inches2-1/2 inches3 inchesA service mop basin shall have a minimum trap arm of ______.1-1/4 inch1-1/2 inch2 inches2-1/2 inches3 inches A water closet in a public place shall have a minimum trap arm of ______.1-1/2 inch2 inches2-1/2 inches3 inches4 inchesExcessive length of the trap can result in ______.the water seal being siphoned out of the trapreverse flow of the wastewaterexcessive pressure in the drain linesagging of the drainpipetoo much air entering the ventA drainage fixture unit is equal to 1 gpm.TrueFalseA water closet in a public structure is rated to have ______ DFU.1.02.03.04.05.0A single lavatory in a private structure is rated to have ______ DFU.1.02.03.04.05.0A clothes washer in a public structure is rated to have ______ DFU.1.02.03.04.05.0Table 703.2 – The maximum DFU capacity of a 2-inch pipe in the horizontal position is ______. 18143235Table 703.2 – The maximum DFU capacity of a 1-1/2-inch pipe in the vertical position is ______.1261632Table 703.2 – The maximum DFU capacity of a 4-inch pipe in the horizontal position is ______. 323548216256Table 703.2 – The maximum DFU capacity of a 5-inch pipe in the vertical position is ______.48216256428600Table 703.2 – The maximum length for a 2-inch pipe in the horizontal position is ______.456585148unlimitedHorizontal drainage pipe should be run with a uniform slope of not less than ______ per foot toward the point of disposal. (best slope)1/161/4 inch3/8 inch1/2 inchDoes not matter as long as it is sloping downhillWastewater should fill the pipe ______ full.1/6 to 1/31/3 to 1/21/2 to 3/4Does not matter as long as it is sloping downhillA vent in a drainage system is used to ______.equalize the air pressure on both sides of the wastewater flowkeep the water seal from being blow out of the trapkeep the water seal from being siphoned into the drainage pipeall of the answers provided none of the answers providedTable 703.2 – A 2-inch vent pipe has the capacity to handle ______ DFU.18244884Table 703.2 – The maximum length for a 2-inch vent pipe is ______ vertical feet.4560120180212ABS drainage pipe shall be supported at intervals of ______ feet or less.234610Quiz 3TABLE 702.1DRAINAGE FIXTURE UNIT VALUES (DFU)Abbreviated TablePLUMBING FIXTURESMIN. SIZETRAP ARM(inches)PRIVATE(DFUs)Bathtub/Shower – BT1 ? 2.0Clothes Washer – ACW22.0Water Closet – WC33.0Lavatory Single – LAV1 ? 1.0Kitchen Sink – KS1 ? 2.0TABLE 703.2: MAX. UNIT LOADING AND MAX. LENGTH OF DRAINAGE AND VENT PIPINGAbbreviated TableSIZE OF PIPE(inches)1 ?1 ? 2345Max. DFUsVerticalHorizontal11221684835256216600428At Section A, the number of DFUs is calculated to be ______.3561122The minimum size drainage pipe at Section A must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section B, the number of DFUs is calculated to be ______.3461122The minimum size drainage pipe at Section B must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section C, the number of DFUs is calculated to be ______.3561022The minimum size drainage pipe at Section C must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section D, the number of DFUs is calculated to be ______.3561122The minimum size drainage pipe at Section D must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section E, the number of DFUs is calculated to be ______. 3461122The minimum size drainage pipe at Section E must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section F, the number of DFUs is calculated to be ______.3561022The minimum size drainage pipe at Section F must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section G, the number of DFUs is calculated to be ______.3561120The minimum size drainage pipe at Section G must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesQuiz 4TABLE 702.1DRAINAGE FIXTURE UNIT VALUES (DFU)Abbreviated TablePLUMBING FIXTURESMIN. SIZETRAP ARM(inches)PUBLIC(DFUs)Bathtub/Shower – BT1 ? 2.0Clothes Washer – ACW23.0Water Closet – WC34.0Lavatory Single – LAV1 ? 1.0Kitchen Sink – KS1 ? 2.0Floor Drain – FD20.0TABLE 703.2: MAX. UNIT LOADING AND MAX. LENGTH OF DRAINAGE AND VENT PIPINGAbbreviated TableSIZE OF PIPE(inches)1 ?1 ? 2345Max. DFUsVerticalHorizontal11221684835256216600428At Section A, the number of DFUs is calculated to be ______.1020304060The minimum size drainage pipe at Section A must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section B, the number of DFUs is calculated to be ______.1020304060The minimum size drainage pipe at Section B must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section C, the number of DFUs is calculated to be ______.20406080100The minimum size drainage pipe at Section C must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section D, the number of DFUs is calculated to be ______.3561122The minimum size drainage pipe at Section D must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section E, the number of DFUs is calculated to be ______.35100103163The minimum size drainage pipe at Section E must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section F, the number of DFUs is calculated to be ______.1020304060The minimum size drainage pipe at Section F must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesAt Section G, the number of DFUs is calculated to be ______.35100103163The minimum size drainage pipe at Section G must be ______ diameter.1-1/2 inch2 inches3 inches4 inchesQuiz 5 – Joints and ConnectionsABS mechanical joints shall be designed to provide ______________ a permanent seala tight fitthreaded on fitnone of the answers provided2. ABS pipe shall be cut square and shall be ____ .de-burredfree of dirtfree of oilfree of moistureAll of the aboveCut pipe shall be ______.clear of sharp edgesthreadedfiled smoothcut with hack sawnone of the answers providedWith PVC push-on joints that have an elastomeric gasket, the gasket shall be in accordance with standard ASTM D3212 and shall provide a compressive force against the spigot and socket after assembly, to provide a______.Permanent seal Removable jointQuick jointLoose jointall the answers providedPVC DWV may be joined by the use of _______solvent cement listed or labeled per U.P.C. Section 301.1.1.Extra thick Wet and dry one-stepABS – PVC transition A mechanical joint shielded coupling type for hubless cast-iron pipe and fittings shall have a metallic shield and shall comply with standard ______.ASTM A1056ASTM C1277ASTM C1540CISPI 310all of the answers providedThe depth of the lead in a cast iron fitting must be at least ______.1/2 inch3/4 inch1 inch1-1/2 inchesnone of the answers providedHubless cast-iron pipe and fittings shall be clean and free of ______.dirtmudsandforeign materialsall of the answers providedBrazed joints between copper pipe and fittings shall be made with brazing alloys having a liquid temperature above ______.250?F500?F750?F1000?FThreaded copper fittings used in DWV shall have the sealant tape or compound applied to the ______.male threadsfemale threadseither of the answers providedneither of the answers providedWith PVC push-on joints that have an elastomeric gasket, the gasket shall be in accordance with standard ASTM D3212 and shall provide a compressive force against the spigot and socket after assembly, to provide a______.Permanent seal Removable jointQuick jointLoose jointall the answers providedPVC joints shall use a primer that is ______ in color.redpinkpurpleorangeclearJoint shall be held in place and shall remain undisturbed for 1 minute after assembly.TrueFalsePVC pipe may be threaded if it is at least of Schedule ______. 406080100120Mechanical joints between stainless steel pipe and fittings shall be of the ______.compression typegrooved coupling typehydraulic pressed typeflanged typeany of the answers providedWelded joins between stainless steel pipe and fittings shall comply with standard ______ and shall be welded autogenously.ASTM C425ASME A112.3.1ASME B1.20.1ASTM F 656Mechanical joints shall be designed to provide a permanent seal and shall be of the ______ joint type..mechanicalpush-onboth of the answers providedneither of the answers providedA solvent cement joint between ABS and PVC building drain and building sewer shall be made using listed transition solvent cement.TrueFalseThe joint between the copper pipe and fitting shall be ______.solderedbrazedeither of the answers providedQuiz 6 – Cleanouts706.1Which is not an approved fitting?1/32 bend1/16 bend1/8 bend1/6 bend1/4 bendA horizontal drain line connecting with a vertical stack can enter through a ______.45-degree wye branch60-degree wye branchcombination wye and 1/8 bend branchsanitary tee branchall of the answers providedWhich fitting is allowed to be used that connects a horizontal to vertical pipe which has more than one inlet at the same level is a ______.double fixture fittingdouble sanitary tee (same size barrels on all connections)double wye teewye tee installed horizontallyall of the answers providedA double sanitary tee may be use to connect a horizontal to a vertical pipe which has more than one inlet at the same level is the barrel of the fitting is at least 2 pipe sizes larger than the largest inlet.TrueFalse A horizontal drain line connecting to another horizontal drain line can enter through ______.a 45-degree wye brancha combination wye and 1/8 bend branchan approved fitting of equivalent sweepall of the answers providednone of the answers providedA vertical drain line connecting to a horizontal drain line can enter through ______.a 45-degree wye brancha combination wye and 1/8 bend branchan approved fitting of equivalent sweepall of the answers providednone of the answers providedA 3-inch drainage pipe shall have a cleanout with a minimum size of ______.1-1/2 inch2 inches2-1/2 inches3 inches3-1/2 inches A cleanout plug may be made from ______.Copper alloy Stainless steelABSPVCall of the answers provided A cleanout must be gas and watertight.TrueFalseEach five foot or more______ drainage pipe shall be provided with a cleanout at its upper terminal.horizontalverticaleither of the answers providedneither of the answers providedA cleanout shall be provided for each horizontal run of ______ or equivalent feet of piping.10 feet50 feet100 feet200 feetA cleanout shall be provided when there is a horizontal change of direction exceeding ______ degrees.4590135180270A cleanout is not required on short horizontal drain lines less than ______ if it does not service a sink or urinal.1 foot3 feet5 feet10 feet20 feet707.4 Exception (2)A cleanout is not required on a horizontal drainage pipe if the pipe has a slope of ______ degrees or greater.1018203072In a building, a cleanout is not required to be on a pipe that is above the floor level of the lowest floor of the building.TrueFalseAn approved type of two-way cleanout fitting, installed inside the building wall near the connection between the building drain and the building sewer or installed outside of a building at the lower end of a building drain and extended to grade, shall be substituted for an upper terminal cleanout.TrueFalseA cleanout will need to be located ______.so that it allows cleaning in the direction of flowwith the right angles to allow cleaning in the direction of flowabove the flow line of the pipeall of the answers providednone of the answers providedThe length of a cleanout extension is to be considered part of the length of the drainage system in computing the 100 feet rule and 135-degree rule.TrueFalseA cleanout needs to be installed on the ______ of an interceptor.insideoutside downstream sideall of the answers provided none of the answers providedA cleanout, unless installed under an approved cover plate, will need to be ______.above gradereadily accessiblelocated to serve the purpose for which it is intendedall of the answers providednone of the answers provideThe minimum clearance for a cleanout serving 1-1/4-inch pipe is ______ in front of the cleanout.1-1/2 inch12 inches18 inches24 inchesnone the answers providedThe minimum clearance for a cleanout serving pipes larger than 2 inches is ______ in front of the cleanout.1-1/2 inch12 inches18 inches24 inchesnone of the answers providedThe maximum distance from an access door to an under-floor cleanout is ______.5 feet10 feet20 feet25 feet50 feetThe minimum vertical clearance distance from an under-floor cleanout is ______.1-1/2 inch1 foot18 inches24 inchesnone of the answers providedCountersunk cleanout plugs shall be installed where raised heads cause a hazard.TrueFalseQuiz 7Horizontal drainage pipes should have a uniform slope of ______ per foot. Best answer for slope.1/16 inch1/8 inch1/4 inch1/2 inch1 inchUpon approval of the AHJ, a four inch or greater drainage pipe may be placed at ______ per foot. 1/16 inch1/8 inch1/4 inch1/2 inch1 inchIf a drainage pipe is placed at 1/8 inch per foot, the DFU that this drainage pipe is rated is at ______ of Table 703.2.50%60%70%80%90%Fixtures that are ______ than the next upstream manhole need to be protected from back flow of sewage with an approved type of backwater valve. lowerhigherparallelneither higher or lower5. Fixtures that are above the next downstream sewer manhole ______ protected by a backwater valve.must bedo not need to bethe UPC does not address this situation6. A sewage ejector pump that receives discharge of W.C. and urinals needs to have a capacity of at least ______.5 gpm10 gpm15 gpm20 gpm30 gpm7. In a single dwelling unit, the ejector or pump will need to pump a ______ diameter solid ball.1 inch1-1/2 inch2 inches2-1/2 inches3 inches8. In an apartment building, the ejector or pump will need to pump a ______ diameter solid ball.1 inch1-1/2 inch2 inches2-1/2 inches3 inches9. When sizing drain lines from a sewer ejector or pump one should use ______ each gpm.1 DFU2 DFU3 DFU5 DFU10 DFU10. The minimum sized vent from a sump pump receiving tank is ______.3/4 inch1-1/4 inch1-1/2 inch2 inches2-1/2 inches11. The minimum sized discharge pipe from a macerating toilet is ______.3/4 inch1-1/4 inch1-1/2 inch2 inches2-1/2 inches12. To prevent sudsing, drainage connections shall not be made into a drainage piping system within ______ of a vertical to horizontal change of direction of a stack containing suds-producing fixtures. 5 feet8 feet12 feet16 feet22 feet13. Which of the following fixtures is not considered to be suds producing?A water closetA bathtubA kitchen sinkA dishwasherA laundry14. Plastic drainage pipe is allowed to be tested with ______ pressure.airwatereither air or water15. A water test will need to use at least a ______ head of water.2 foot5 foot10 foot15 foot20 foot ................
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